Where does “inso” come from?

inso (Old Irish) comes from Old Irish ín, from Proto-Celtic sindos, from Proto-Indo-European sḗm, from Proto-Indo-European sem- — together, one.

inso (Old Irish): this

Definitions

  1. this

Ancestry of “inso”, step by step

inso traces back through two separate lines of ancestry.

via Old Irish ín

StepLanguageWordMeaning
1Old Irishínfast, period of fasting
2Proto-Celticsindosthis
3Proto-Indo-Europeansḗmone
4Proto-Indo-Europeansem-together, one

via Old Irish so

StepLanguageWordMeaning
1Old Irishsothis
2Proto-Celticsothis
3Proto-Indo-Europeansóthis; that
Every word from Proto-Indo-European sem- →Every word from Proto-Indo-European sḗm →Every word from Proto-Celtic sindos →